Excel cells will hold your text as you enter them, however, if the text is long, it can run into other cells. You will need to make the Excel cells fit the text.

How to Add Longer Text Into Excel Spreadsheets. When you enter longer text than will fit in a normal Excel cell, the excess text either carries over into the next blank cell or is truncated by ...

You can wrap text in Excel in several ways to ensure that all the text in a cell is visible at once. You may also want to edit the cell height.

How to Make Columns Wider in Excel. When you add text to a cell in your business spreadsheet, that cell will not widen automatically to accommodate your text unless you change a few settings.